After posting about the One Hour Dress, I thought I'd follow up with some design techniques you could use to prevent your version from looking like a hideous sack like my first Line Drawing Dress Vector Art, Icons, and Graphics for Free Download Striking stripes that flatter! Vertical lines create the illusion of length, add definition to the silhouette and bring structure to every outfit. That's why we love the Aura Stripe Print Shirt Dress: Black dress w white gray vertical lines design. Never worn, in great condition.